A 28-year-old unmarried female weighing 55 kg presented with lower abdominal discomfort and vague lump in the abdomen of 5 years duration. She was diagnosed to have giant tumor in both kidneys. She sought medical advice at different hospitals and the tumor was deemed inoperable. Examination showed huge flank masses. Blood investigations were normal and contrast enhanced abdominal CT with angiogram showed bilateral highly vascular huge renal masses suggestive of angiomyolipoma. She was taken up for right radical nephrectomy, bench surgery and autotransplantation after adequate pre-operative preparation.